Answer:
Step-by-step explanation:
If you wanna decrease the number 10 by 90%, It's just 9. You simply need to multiply a/100 at the number you try to decrease by a%.
I think you should ask for help by posting in sections instead of the assignment as a whole
Answer: $34.50
Step-by-step explanation:
Based on the information given in the question, since the base price of a concert ticket ticket is $30 and the handling the change is 15% is added to the brace, then the total cost of the ticket will be calculated thus:
= $30 + (15% × $30)
= $30 + (0.15 × $30)
= $30 + $4.5
= $34.5
Therefore, the total cost of the ticket is $34.50
Answer:
Yes
Step-by-step explanation:
A number that can be made by dividing two integers
Answer:
Tires that wear out by approximately 24307.8 miles will be replaces free of charge.
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 27,000 miles
Standard Deviation, σ = 2100 miles
We are given that the distribution of life expectancy is a bell shaped distribution that is a normal distribution.
Formula:

We have to find the value of x such that the probability is 0.10
Calculation the value from standard normal z table, we have,
Tires that wear out by approximately 24307.8 miles will be replaces free of charge.